How severe is CVE-2017-6976?

CVE-2017-6976 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-6976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6976?

CVE-2017-6976 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6976?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-6976 published?

CVE-2017-6976 was published on 2018-04-03 and last updated on 2026-06-17.

CVE-2017-6976

CVE-2017-6976 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Iphone Os
Published: 2018-04-03
Last modified: 2026-06-17

Description

An issue was discovered in certain Apple products. iOS before 10.3 is affected. The issue involves the "Sandbox Profiles" component. It allows attackers to bypass intended access restrictions (for iCloud user records) via a crafted app.

Frequently asked questions

What is CVE-2017-6976?: An issue was discovered in certain Apple products. iOS before 10.3 is affected. The issue involves the "Sandbox Profiles" component. It allows attackers to bypass intended access restrictions (for iCloud user records) via a crafted app.
How severe is CVE-2017-6976?: CVE-2017-6976 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-6976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6976?: CVE-2017-6976 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6976 published?: CVE-2017-6976 was published on 2018-04-03 and last updated on 2026-06-17.

References

https://support.apple.com/HT207617

Affected products (1)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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